Plant Structure What is the source of free energy (ΔG) for moving protons out of mitochondria against their concentration and electrical gradients? The redox reactions of electron transport Creatine phosphate ATP Glycolysis The redox reactions of electron transport Creatine phosphate ATP Glycolysis ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Water content of active protoplasm is 40% 90% 10% 70% 40% 90% 10% 70% ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which is not true about a photon? It is a packet of light energy It donates electron to reduce carbon dioxide to glucose The shorter the wavelength, the greater the energy of the photons It is trapped by photosynthetic unit It is a packet of light energy It donates electron to reduce carbon dioxide to glucose The shorter the wavelength, the greater the energy of the photons It is trapped by photosynthetic unit ANSWER DOWNLOAD EXAMIANS APP
Plant Structure If complex III were incorporated into an artificial lipid vesicle in order to demonstrate it's proton translocating ability in isolation, which of the following would be an appropriate electron donor? Cytochrome c peroxidase Ubiquinol (UQH2) Cytochrome c red Cytochrome c oxidase Cytochrome c peroxidase Ubiquinol (UQH2) Cytochrome c red Cytochrome c oxidase ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which of the following experimental results does not support Mitchell's chemiosmosis theory? Addition of dinitrophenol to isolated mitochondria was shown to inhibit electron transport, but had no effect on ATP synthesis Electron transport in isolated mitochondria was shown to result in acidification of the medium An artificial proton gradient across the inner mitochondrial membrane drives ATP synthesis in the absence of electron transport Addition of dinitrophenol to isolated mitochondria during electron transport was shown to inhibit acidification of the medium Addition of dinitrophenol to isolated mitochondria was shown to inhibit electron transport, but had no effect on ATP synthesis Electron transport in isolated mitochondria was shown to result in acidification of the medium An artificial proton gradient across the inner mitochondrial membrane drives ATP synthesis in the absence of electron transport Addition of dinitrophenol to isolated mitochondria during electron transport was shown to inhibit acidification of the medium ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Mitochondria can be expected most numerous in none of these green cells red blood cells muscle cells none of these green cells red blood cells muscle cells ANSWER DOWNLOAD EXAMIANS APP
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